Wear-resistant communication wire harness

Abstract

The utility model relates to the technical field of new energy automobile communication wire harnesses, and discloses a wear-resistant communication wire harness, which comprises an outer sleeve body and a plurality of air bags, a filling material is fixedly arranged on the inner side of the outer sleeve body, a protective sleeve is fixedly arranged on the inner side of the filling material, a wire core is fixedly arranged on the inner side of the protective sleeve, and the air bags are arranged in the wire core. The multiple air bags are evenly embedded in the filling materials, the multiple filling materials are fixedly connected between the protective sleeve and the jacket body, the jacket body comprises a base layer, an inner layer is fixedly arranged on the outer side of the base layer, an outer layer is fixedly arranged on the outer side of the inner layer, and the outer layer comprises a wear-resistant layer. A flame-retardant layer is fixedly arranged on the inner side of the wear-resistant layer, an insulating layer is fixedly arranged on the inner side of the flame-retardant layer, and the inner layer comprises a shielding layer. According to the utility model, the internal wire cores can be protected from being damaged, large stretching and bending can be borne, the probability of damage of the wire cores is reduced, and the function and performance of the cable are improved and enhanced.

Description

Technical Field

[0001] The utility model relates to the technical field of communication harnesses for new energy vehicles, and in particular to a wear-resistant communication harness. Background Art

[0002] The new energy vehicle communication harness is an electrical harness system designed specifically for electric and hybrid new energy vehicles. It is used to transmit power, data and control signals, connect various electrical and electronic components of the vehicle, and achieve normal operation, monitoring and control of the vehicle. The new energy vehicle communication harness is the core component of the new energy vehicle electrical system. It connects various important electrical and electronic components of the vehicle and is one of the important guarantees to ensure the normal operation and stable performance of the vehicle.

[0003] The existing communication harness is used to connect the electrical and electronic equipment on the vehicle. When connecting the electrical and electronic equipment on the vehicle, the communication harness needs to be bent, stretched and twisted, which can easily damage the communication harness and make it unable to be used normally. When the communication harness is used, it is easy to be damaged by wear and tear on the internal wires.

[0004] Therefore, the utility model provides a wear-resistant communication wiring harness to solve the problems raised in the above background technology. Utility Model Content

[0005] The purpose of the utility model is to solve the shortcomings existing in the prior art and to propose a wear-resistant communication wiring harness, which protects the internal wire core from damage, can withstand greater stretching and bending, reduces the probability of wire core damage, and improves and enhances its function and performance.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a wear-resistant communication wire harness, comprising a jacket body and a plurality of airbags, a filling material is fixedly arranged inside the jacket body, a protective cover is fixedly arranged inside the filling material, a wire core is fixedly arranged inside the protective cover, a plurality of the airbags are uniformly embedded inside the filling material, and a plurality of the filling materials are fixedly connected between the protective cover and the jacket body;

[0007] The outer jacket body comprises a base layer, an inner layer is fixedly arranged on the outer side of the base layer, and an outer layer is fixedly arranged on the outer side of the inner layer;

[0008] The outer layer comprises a wear-resistant layer, a flame-retardant layer is fixedly arranged inside the wear-resistant layer, and an insulating layer is fixedly arranged inside the flame-retardant layer;

[0009] The inner layer comprises a shielding layer, and an anti-ultraviolet layer is fixedly arranged inside the shielding layer;

[0010] Through the above technical solution, the filling material arranged inside the jacket body is fixed with the protective cover, so that the airbags arranged inside the filling material are evenly embedded at intervals, so that when the wire core inside the protective cover is squeezed by the jacket body, the filling material and the internal airbags are buffered, so that the protective cover outside the wire core is deformed, and the protective cover has a certain toughness, so that when the jacket body is bent, stretched and twisted, the internal wire core is protected from damage and can withstand large stretching and bending;

[0011] By providing a shielding layer in the inner layer outside the base layer in the jacket body to reduce electromagnetic interference and radio frequency interference and exposing the jacket body to the outdoors through the anti-ultraviolet layer, the wiring harness can be prevented from aging and damage and its performance can be kept stable. The outer wear-resistant layer outside the inner layer increases the durability and wear resistance of the jacket body to extend its service life. The flame retardant layer can reduce the risk of fire and has a good flame retardant effect, and provides insulation protection for the insulating layer to prevent circuit short circuits and leakage.

[0012] Furthermore, the material used for the wear-resistant layer is polyurethane;

[0013] Through the above technical solution, the polyurethane has excellent wear resistance and weather resistance, which increases the durability and life of the jacket body.

[0014] Furthermore, the material used for the flame retardant layer is polyvinyl chloride;

[0015] Through the above technical solution, polyvinyl chloride can improve the safety performance of the jacket body to reduce the risk of fire.

[0016] Furthermore, the material used for the insulation layer is polyethylene;

[0017] Through the above technical solution, polyethylene can provide insulation protection for the jacket body to prevent circuit short circuit and leakage.

[0018] Furthermore, the material used for the shielding layer is metal foil;

[0019] Through the above technical solution, the metal foil can reduce electromagnetic interference and radio frequency interference.

[0020] Furthermore, the material used for the anti-ultraviolet layer is polytetrafluoroethylene;

[0021] Through the above technical solutions, polytetrafluoroethylene can prevent the wiring harness from aging and damage, maintain its stable performance, has good weather resistance and chemical stability, can provide excellent UV resistance, and also performs well in high temperature environments.

[0022] Furthermore, the filling material is silica gel, and the material used for the protective cover is polyester;

[0023] Through the above technical solution, silicone has the characteristics of softness, high temperature resistance and anti-aging, and can be used as a filling material to fill the gaps in the communication wiring harness, providing good mechanical support and vibration absorption.

[0024] The utility model has the following beneficial effects:

[0025] 1. The utility model proposes a wear-resistant communication wiring harness, which is fixed to the protective cover by the filling material arranged on the inner side of the jacket body, so that the airbags arranged on the inner side of the filling material are evenly embedded at intervals, so that when the wire core inside the protective cover and the jacket body are squeezed, the filling material and the internal airbags are buffered, so that the protective cover outside the wire core is deformed, and the protective cover has a certain toughness, so that when the jacket body is bent, stretched and twisted, the internal wire core is protected from damage and can withstand greater stretching and bending.

[0026] 2. The utility model proposes a wear-resistant communication wiring harness, which can prevent the wiring harness from aging and damage and maintain its stable performance by setting an inner layer on the outside of the base layer in the jacket body to reduce electromagnetic interference and radio frequency interference, and the jacket body is exposed to the outdoors. The outer layer outside the inner layer increases the durability and wear resistance of the jacket body to extend its service life, which can reduce the risk of fire and has a good flame retardant effect, and provides insulation protection to prevent circuit short circuit and leakage. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 It is a schematic diagram of the axial side of the utility model;

[0028] Figure 2 It is a front cross-sectional schematic diagram of the utility model;

[0029] Figure 3 This is a schematic diagram of the structure of the jacket body of the utility model;

[0030] Figure 4 This is a schematic diagram of the outer structure of the utility model;

[0031] Figure 5 It is a schematic diagram of the inner layer structure of the utility model.

[0032] Legend:

[0033] 1. Jacket body; 2. Filling material; 3. Protective cover; 4. Wire core; 5. Airbag; 101. Outer layer; 102. Inner layer; 103. Base layer; 10101. Wear-resistant layer; 10102. Flame-retardant layer; 10103. Insulating layer; 10201. Shielding layer; 10202. Anti-ultraviolet layer. DETAILED DESCRIPTION

[0034] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0035] Reference Figure 1-5 The utility model provides an embodiment: a wear-resistant communication wiring harness, including a jacket body 1 and a plurality of airbags 5, a filling material 2 is fixedly arranged on the inner side of the jacket body 1, a protective cover 3 is fixedly arranged on the inner side of the filling material 2, a wire core 4 is fixedly arranged on the inner side of the protective cover 3, a plurality of airbags 5 are uniformly embedded in the filling material 2, and a plurality of filling materials 2 are fixedly connected between the protective cover 3 and the jacket body 1. The filling material 2 arranged on the inner side of the jacket body 1 is fixed to the protective cover 3, so that the airbags 5 are evenly embedded in the inner side of the filling material 2 at intervals, so that the wire core 4 inside the protective cover 3, when the jacket body 1 is squeezed, the filling material 2 and the internal airbags 5 are buffered, so that the protective cover 3 outside the wire core 4 is deformed, and the protective cover 3 has a certain toughness, so that when the jacket body 1 is bent, stretched and twisted, the internal wire core 4 is protected from damage and can withstand large stretching and bending.

[0036] The jacket body 1 includes a base layer 103, an inner layer 102 is fixedly arranged on the outer side of the base layer 103, an outer layer 101 is fixedly arranged on the outer side of the inner layer 102, the outer layer 101 includes a wear-resistant layer 10101, a flame-retardant layer 10102 is fixedly arranged on the inner side of the wear-resistant layer 10101, an insulating layer 10103 is fixedly arranged on the inner side of the flame-retardant layer 10102, the inner layer 102 includes a shielding layer 10201, an anti-ultraviolet layer 10202 is fixedly arranged on the inner side of the shielding layer 10201, and an inner layer 10102 is fixedly arranged on the outer side of the base layer 103 in the jacket body 1. The shielding layer 10201 in the layer 102 can reduce electromagnetic interference and radio frequency interference and the anti-ultraviolet layer 10202 allows the jacket body 1 to be exposed to the outdoors, which can prevent the wiring harness from aging and damage and maintain its stable performance. The wear-resistant layer 10101 of the outer layer 101 outside the inner layer 102 increases the durability and wear resistance of the jacket body 1 to extend its service life. The flame retardant layer 10102 can reduce the risk of fire and has a good flame retardant effect, and provides insulation protection for the insulating layer 10103 to prevent circuit short circuit and leakage.

[0037] The material used for the wear-resistant layer 10101 is polyurethane, which has excellent wear resistance and weather resistance to increase the durability and life of the jacket body 1. The material used for the flame retardant layer 10102 is polyvinyl chloride, which can improve the safety performance of the jacket body 1 to reduce the risk of fire. The material used for the insulating layer 10103 is polyethylene, which can provide insulation protection for the jacket body 1 to prevent circuit short circuit and leakage.

[0038] The material used for the shielding layer 10201 is metal foil, which can reduce electromagnetic interference and radio frequency interference. The material used for the anti-ultraviolet layer 10202 is polytetrafluoroethylene, which can prevent the wiring harness from aging and damage, maintain its stable performance, have good weather resistance and chemical stability, can provide excellent anti-ultraviolet performance, and also perform well in high temperature environments, so that the jacket body 1 can be used normally in a high temperature environment without affecting the connection between the wire core 4 and the electrical equipment.

[0039] The filling material 2 is silicone and the material used for the protective cover 3 is polyester. Silicone has the characteristics of softness, high temperature resistance and aging resistance. The filling material 2 fills the gap between the outer jacket body 1 and the protective cover 3 to provide good mechanical support and vibration absorption. Polyester provides additional mechanical protection and toughness to protect the internal wire core 4 and prevent damage to the wire core 4 during squeezing.

[0040] Working principle: when the wire core 4 is connected, the filling material 2 arranged on the inner side of the jacket body 1 is fixed with the protective cover 3, and the air bags 5 arranged inside the filling material 2 are evenly embedded. When the wire core 4 inside the protective cover 3 and the jacket body 1 are squeezed, the filling material 2 and the internal air bags 5 are buffered, and the protective cover 3 outside the wire core 4 is deformed. The protective cover 3 has a certain toughness, which reduces the damage to the wire core 4 during connection and use, and improves the wear resistance of the jacket body 1, so that the service life of the jacket body 1 when it is used to protect the wire core 4 is increased.

[0041] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A wear-resistant communication harness, comprising a jacket body (1) and a plurality of airbags (5), characterized in that: A filling material (2) is fixedly arranged on the inner side of the jacket body (1), a protective cover (3) is fixedly arranged on the inner side of the filling material (2), a wire core (4) is fixedly arranged on the inner side of the protective cover (3), a plurality of air bags (5) are evenly embedded in the filling material (2), and a plurality of filling materials (2) are fixedly connected between the protective cover (3) and the jacket body (1); The outer jacket body (1) comprises a base layer (103), an inner layer (102) is fixedly arranged on the outer side of the base layer (103), and an outer layer (101) is fixedly arranged on the outer side of the inner layer (102); The outer layer (101) comprises a wear-resistant layer (10101), a flame-retardant layer (10102) is fixedly arranged on the inner side of the wear-resistant layer (10101), and an insulating layer (10103) is fixedly arranged on the inner side of the flame-retardant layer (10102); The inner layer (102) comprises a shielding layer (10201), and an anti-ultraviolet layer (10202) is fixedly arranged on the inner side of the shielding layer (10201).

2. The wear-resistant communication wiring harness according to claim 1, characterized in that: The material used for the wear-resistant layer (10101) is polyurethane.

3. The wear-resistant communication wiring harness according to claim 1, characterized in that: The material used for the flame retardant layer (10102) is polyvinyl chloride.

4. The wear-resistant communication wiring harness according to claim 1, characterized in that: The material used for the insulating layer (10103) is polyethylene.

5. The wear-resistant communication wiring harness according to claim 1, characterized in that: The material used for the shielding layer (10201) is metal foil.

6. The wear-resistant communication wiring harness according to claim 1, characterized in that: The material used for the anti-ultraviolet layer (10202) is polytetrafluoroethylene.

7. The wear-resistant communication wiring harness according to claim 1, characterized in that: The filling material (2) is silica gel, and the material used for the protective cover (3) is polyester.

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